Avoid formalin-related health risks and compliance costs by using the Formaldehyde-free Prefer solution by ANATECH LTD. Prefer provides the morphological detail of a good aldehyde fixative while preserving high levels of immunoreactivity. It produces H&E and special stain results that resemble those of zinc formaldehyde or B-5 fixation. Low VOC makes Prefer safer to work with. Furthermore, the solution is non-sensitizing and non-carcinogenic,making it safe for drain disposal in most localities. A Case/4 solution has a weight of one gallon.